268057868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{166289}}^1$

素因数の和:166337

約数の個数: 24

約数和(自身を含む): 521485440

約数和(自身を除く): 253427572

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 166289, 332578, 665156, 2161757, 4323514, 5154959, 8647028, 10309918, 20619836, 67014467, 134028934, 268057868]

約数ペア:

[(1, 268057868), (2, 134028934), (4, 67014467), (13, 20619836), (26, 10309918), (31, 8647028), (52, 5154959), (62, 4323514), (124, 2161757), (403, 665156), (806, 332578), (1612, 166289)]